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begin
require "socket"
require "test/unit"
rescue LoadError
end
class TestBasicSocket < Test::Unit::TestCase
def inet_stream
sock = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0)
yield sock
ensure
assert_raise(IOError) {sock.close}
end
def test_getsockopt
inet_stream do |s|
n = s.getsockopt(Socket::SOL_SOCKET, Socket::SO_TYPE)
assert_equal([Socket::SOCK_STREAM].pack("i"), n)
n = s.getsockopt(Socket::SOL_SOCKET, Socket::SO_ERROR)
assert_equal([0].pack("i"), n)
val = Object.new
class << val; self end.fcall(:define_method, :to_int) {
s.close
Socket::SO_TYPE
}
assert_raise(IOError) {
n = s.getsockopt(Socket::SOL_SOCKET, val)
}
end
end
def test_setsockopt # [ruby-dev:25039]
s = nil
linger = [0, 0].pack("ii")
val = Object.new
class << val; self end.fcall(:define_method, :to_str) {
s.close
linger
}
inet_stream do |s|
assert_equal(0, s.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, linger))
assert_raise(IOError) {
s.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, val)
}
end
val = Object.new
class << val; self end.fcall(:define_method, :to_int) {
s.close
Socket::SO_LINGER
}
inet_stream do |s|
assert_raise(IOError) {
s.setsockopt(Socket::SOL_SOCKET, val, linger)
}
end
end
def test_listen
s = nil
log = Object.new
class << log; self end.fcall(:define_method, :to_int) {
s.close
2
}
inet_stream do |s|
assert_raise(IOError) {
s.listen(log)
}
end
end
end if defined?(Socket)
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